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Finding the Third Proportional to 1,476,867 and 2,212,839

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Solution

The third proportional to 1,476,867 and 2,212,839 is: 3,315,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,867 : 2,212,839 = 2,212,839 : x
  2. Step 2: Convert to fraction form
    1,476,867/2,212,839 = 2,212,839/x
  3. Step 3: Cross multiply
    1,476,867x = 2,212,839 × 2,212,839
  4. Step 4: Simplify right side
    1,476,867x = 4,896,656,439,921
  5. Step 5: Solve for x
    x = 4,896,656,439,921/1,476,867
  6. Step 6: Final answer
    x = 3,315,570.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.